So I thought I could solve my younger sister's Circle Puzzles.....

0

11

284

After tearing my ACL twice, doctors were saying I wouldn't run again. 1 year on and I hit a new personal record. 2.4km in 09:35.

2659

273

158539

Solution to previous Z Transform Recursive Equation

7

2

819

Inverse Z Transform of F(z) = (1+2/z)^-3

1

1

607

Z Transform of Recursive equation

2

1

693